Finding the Fourth Proportional to 3,196.74, 4,791.92 and 2,154.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,196.74 : 4,791.92 = 2,154.27 : x
2. Step 2: Convert to fraction form
   3,196.74/4,791.92 = 2,154.27/x
3. Step 3: Cross multiply
   3,196.74x = 4,791.92 × 2,154.27
4. Step 4: Simplify right side
   3,196.74x = 10,323,089.50
5. Step 5: Solve for x
   x = 10,323,089.50/3,196.74
6. Step 6: Final answer
   x = 3,229.26